Azilsartan Impurity P Catalogue A195636 CAS 1675221-59-6 M.W 430.46 M.F C25H22N2O5 Specifications FAQs 4'-((2-ethoxy-7-(methoxycarbonyl)-1H-benzo[d]imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-carboxylic acid
